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Finding the Fourth Proportional to 467.56, 701.49 and 194.18

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Solution

The fourth proportional to 467.56, 701.49 and 194.18 is: 291.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.56 : 701.49 = 194.18 : x
  2. Step 2: Convert to fraction form
    467.56/701.49 = 194.18/x
  3. Step 3: Cross multiply
    467.56x = 701.49 × 194.18
  4. Step 4: Simplify right side
    467.56x = 136,215.33
  5. Step 5: Solve for x
    x = 136,215.33/467.56
  6. Step 6: Final answer
    x = 291.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.